#!/usr/local/bin/gnuplot -persist
# set terminal pngcairo  transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'custom_key.1.png'
set boxwidth 0.5 absolute
set style fill   solid 1.00 border
set key title "  " center
set key fixed right top vertical Right noreverse enhanced autotitle columnhead nobox
set label 1 "{/:Bold Custom combined key area}" at screen 0.75, 0.22, 0 center norotate back nopoint
set offsets 0, 0, graph 0.1, 0
unset parametric
set datafile missing '-'
set style data boxes
set xtics border in scale 0,0 mirror norotate  autojustify
set xtics  norangelimit  font ",8"
set xtics   ()
unset ytics
set xrange [ -0.500000 : 7.50000 ] noreverse nowriteback
set x2range [ * : * ] noreverse writeback
set yrange [ 0.00000 : * ] noreverse writeback
set y2range [ * : * ] noreverse writeback
set zrange [ * : * ] noreverse writeback
set cbrange [ * : * ] noreverse writeback
set rrange [ * : * ] noreverse writeback
set colorbox vertical origin screen 0.9, 0.2 size screen 0.05, 0.6 front  noinvert bdefault
NO_ANIMATION = 1
## Last datafile plotted: "immigration.dat"
plot 'immigration.dat' using 0:($6+$12+$13+$14):xtic(strcol(1)[6:]) with linespoints                                    lt black pt 7 title "total"